public ActionResult ListComments(Guid classId, int page = 1)
{
var classRepository = new ClassRepository(_context);
var classInfo = classRepository.GetClass(classId, _loggedUser.Id, GetUserRole(_loggedUser));
var humanizer = new DefaultDateTimeHumanizeStrategy();
var comments = classInfo.Class.Comments
.OrderByDescending(x => x.DateTime)
.Skip((page - 1) * 10)
.Take(10)
.ToList();
return(Json(CommentViewModel.FromEntityList(comments, humanizer, _loggedUser.Id),
JsonRequestBehavior.AllowGet));
}